ACTIVE LEARNING TEMPLATE: Medication
MEDICATION Digoxin/ Lanoxicaps/ Lanoxin CATEGORY CLASsDigitalis glycosides
REVIEW MODULE CHAPTER
PURPOSE OF MEDICATION
Expected Pharmacological Action
Therapeutic Use
Increases force and velocity of myocardial contraction, resulting in + inotropic effects Decreases conduction rate and increases effective refactory period of AV node
For Tx of mild to moderate heart failure with rapid digitization
Complications
Medication Administration
-Arythmias -Heart block -Electrolyte imbalances -Anorexia Nausea and vommiting -Diarrhea -confusion -dizziness -drowsiness -restlessness -amnesia -weight gain -visual disturbances (seeing green, yellow, or halos)
May be given PO or IV Most common via IV and administered slowly over 5 min 10-15 mcg per kg of body weight
Contraindications/Precautions Hx/presence of digitalis toxicity/idiosyncratic reaction to sigoxin, V-fib, v-tach (unless HF occurs unrelated to digoxin therapy)
Nursing Interventions
Monitor apicle pulsefor 1 min before administering
Hold dose if pulse < 60 in adult
Interactions
Must be weaned off
Arbutimine, quinidine, amphotericin B, macrolide antibiotics, prpafenone, cyclosorine, verapamil, hydroxychloroquine, trimethoprim, ketoconazole, amiodarone
Client Education
Take as prescribed; possible toxicity from taking too much, decreased effectiveness if taking too little. Take pulse before taking med, notify HCP if pulse is below 60bpm. Notify HCP if GI distress occurs.
Evaluation of Medication Effectiveness
Normal cardiac rythym, proper functioning of the heart muscles, adequate tissue perfusion/oxygenation
Do not double up on doses if previous dose was missed->
ACTIVE LEARNING TEMPLATES
THERAPEUTIC PROCEDURE A7